家畜胚胎移植

This is the VOA Special English Agriculture Report. Cloned dairy cows at a farm in Maryland The United States government has decided that food from cloned cattle, pigs and goats is safe to eat. The Food and Drug Administration also says it found no

发表于:2018-12-07 / 阅读(167) / 评论(0) 分类 VOA慢速英语2008年(一)月

Welcome to Wednesday. This is CNN Student News. We're going to get things started today with different forms of extreme wheather. First up, fire. This one in California has burn more than 30,000 acres, but fire fighters have around 60 percent contain

发表于:2018-12-19 / 阅读(211) / 评论(0) 分类 CNN2013年(六)月

Fossils found at Weng'an in Guizhou Province are regarded as the oldest ones to be found in the country, if not the world. Recently, a group of paleontologists gathered at the site to call for more protection of animal fossils that could provide clue

发表于:2018-12-19 / 阅读(184) / 评论(0) 分类 2017CRI中国国际广播电台

A: I need to get on another bus, but I have no more money. B: Where'd the rest of your money for the bus go? A: I spent it on a bag of chips. B: Well, that was an intelligent thing to do. A: You don't have any spare change? B: No, I don't. A: How am

发表于:2018-12-25 / 阅读(204) / 评论(0) 分类 实用乘车英语

A: I need to get on another bus, but I have no more money. B: Where'd the rest of your money for the bus go? A: I spent it on a bag of chips. B:Well, that was an intelligent thing to do. A: You don't have any spare change? B: No, I don't. A:How am I

发表于:2018-12-26 / 阅读(225) / 评论(0) 分类 乘公交-Taking the Bus

A: Is this where I go to register for classes? B:This is it. A: I need to add a few classes. B: What classes would you like to add? A: I need to take some classes that will help me transfer. B: Have you finished any classes so far? A: This is my firs

发表于:2018-12-26 / 阅读(210) / 评论(0) 分类 转学-Transferring to a Universit

A: What classes have you taken so far? B: I've been working on my GE classes. A: Is that all? B: That's it for right now. A: What about your other classes? B: I'm working towards transferring schools. A: Which classes have you finished already? B: I'

发表于:2018-12-26 / 阅读(265) / 评论(0) 分类 转学-Transferring to a Universit

A: Are you going to transfer? B: Yes, Im going to transfer. Are you? A: Yes. I want to transfer. B: What school do you want to transfer to? A: Either CSULA or UCLA. B: Either school would be a great choice. A: Where are you going to transfer to? B: I

发表于:2018-12-30 / 阅读(231) / 评论(0) 分类 大学英语对话

A: Do you plan on transferring schools? B: I want to. Do you? A: Im thinking about it. B: Where do you want to transfer to? A: I want to go to CSULA or UCLA. B: Those are pretty good schools. A: Where are you planning on transferring to? B: I havent

发表于:2018-12-30 / 阅读(244) / 评论(0) 分类 大学英语对话

A: What classes have you taken so far? B: Ive been working on my GE classes. A: Is that all? B: Thats it for right now. A: What about your other classes? B: Im working towards transferring schools. A: Which classes have you finished already? B: Ive f

发表于:2018-12-30 / 阅读(233) / 评论(0) 分类 大学英语对话

A: Which classes have you completed? B: I have been taking classes for my General Education. A: Those are the only classes? B: Thats all I need to take right now. A: Why dont you take any other classes? B: Im just working on transferring right now. A

发表于:2018-12-30 / 阅读(209) / 评论(0) 分类 大学英语对话

This is the VOA Special English Agriculture Report. The United States government wants to know what the public thinks about its findings on the safety of cloned animals. Cloned dairy cows Cyagra, left, and Genesis at a farm in Maryland The Food and D

发表于:2019-01-11 / 阅读(168) / 评论(0) 分类 VOA慢速英语2007年(一)月

By Tom Rivers London 19 May 2008 British lawmakers voted Monday to allow the use of animal-human hybrid embryos in stem cell research. These new embryos will be created in labs injecting empty animal eggs with human genetic material. For VOA, Tom Riv

发表于:2019-01-13 / 阅读(177) / 评论(0) 分类 VOA标准英语2008年(五月)

RACHEL MARTIN, HOST: Scientists doing embryo research are facing some sensitive questions over a new generation of scientific experiments, questions like how long should scientists be allowed to keep human embryos alive in their labs to study them? A

发表于:2019-01-16 / 阅读(203) / 评论(0) 分类 2017年NPR美国国家公共电台3月

ARI SHAPIRO, HOST: For the first time, scientists have altered the DNA in human embryos to make a fundamental discovery about early human development. Scientists say this proves that modifying genes and human embryos can reveal powerful insights into

发表于:2019-01-16 / 阅读(207) / 评论(0) 分类 2017年NPR美国国家公共电台9月

The Chimera Quandary: Is It Ethical To Create Hybrid Embryos? RAY SUAREZ, HOST: Now it's time for our regular feature Words You'll Hear, where we try to understand what's happening in the news by parsing some of the words associated with it. This wee

发表于:2019-01-17 / 阅读(212) / 评论(0) 分类 2016年NPR美国国家公共电台8月

By Deborah Tate Washington 17 July 2006 The U.S. Senate Tuesday is expected to approve federal funding for expanded embryonic stem cell research, despite a veto threat from President Bush who opposes the idea on moral grounds. -------- On the eve of

发表于:2019-01-31 / 阅读(319) / 评论(0) 分类 2006年VOA标准英语(七月)

During the weekend, 2 couples and their families invited the media newspapers, TV and radio to interview them about embryo donation. The first couple had two teenage boys and the second couple had a 3-month old baby girl. Couple 1s 16 year old son wa

发表于:2019-02-06 / 阅读(191) / 评论(0) 分类 新西兰英语

MILAN, Jan. 12 (Xinhua) -- Inter Milan midfielder Wesley Sneijder said on Saturday that he will make up his decision wheter or not accept Galatasaray's offer by Monday. I'm fine. It is a big decision I have to take, so I don't think it will be made b

发表于:2019-02-09 / 阅读(252) / 评论(0) 分类 英语新闻

RIO DE JANEIRO, Feb. 8 (Xinhua) -- Brazil's Gremio has confirmed its interest in signing Arsenal defender Andre Santos for the club's upcoming Copa Libertadores campaign. The club is in a race against time to secure the 29-year-old ahead of the Febru

发表于:2019-02-17 / 阅读(200) / 评论(0) 分类 英语新闻
学英语单词
aestheticisation
aniline test apparatus
arteriosonervous plexus
articulatory system
As you brew,so shall you drink .
basal diet
batch solder(ing)
bit and sup
bored out of her skull
Brady Bunch
brain-damaging
butyricin
chuchow
circular sweep generator
Columbia National Wildlife Refuge
Columbusing
cup-type pycnometer
Cyprinodontiformes
dialected
dinicola
ehromoplastidule
extensometer arrangement
external circular spline
fetal tobacco syndrome
fluvioglacial stream
fulgenic acid
gain strength
gazza achlamys
gender stability
genitocrural
giese
graft-versus-tumor
guillain-barre
Heliobacter pylori
hernarias
hourani
hydrogen bonder
in-trays
incurablenesses
indefinite sweep
ingather
initial charge
intrinsic separation factor
invalid insurance
invertible canon
Jenolan Caves
K system
Kaniha
Katy Perry
Kerka
keys
Kwedia
liftvalve
Mahle alloy
marzer
mesocuticle
mixed game
momsies
mover and shaker
nitzschia sigma sigmatella
null objects
oiler absorbed
parastrangalis phantoma
peel-away speed
perichaetial bract
plus tolerance
polycarpe
posterior sacral sagittal anoplasty
powneys
prairie gourd vine
publie
ravished
recorporification
reduced dye
reflected light microscope
regional jurisdiction
Republican R.
Rokkaku Shisui
Sanguisorba parviflora
sclerostaphyloma
Semi-Conducting
Sidnaw
singlesided shears
start programme in passenger train
stunning
symphoricarpus sinensis rehd.
tail of stochastic process
telephoneline
temporal amphisexuality
the topic of the day
thunderproof
time risk
travelling salesman problem
tropical rainforest climate
turn someone's damper down
tx transmit
unit cube
United Nations Industrial Development Organization
vernier reading
viramunes
Wilson's storm petrel
wolfheads